CVE-2026-42469

HighCVSS 8.6/10Last modified Jun 17, 2026

Description

Buffer overflow vulnerability in Open Vehicle Monitoring System 3 (OVMS3) 3.3.005. In canformat_canswitch.cpp the parser does not properly validate a CANswitch DLC value, allowing remote attackers to cause a denial of service or possibly execute arbitrary code via crafted CANswitch frames.

Metrics

CVSS 3.1 8.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

Weakness enumeration

CWE-121

Affected software

No affected versions have been published.

Timeline

Published: May 1, 2026
Last modified: Jun 17, 2026
NVD status: Analyzed

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